13mm Internal Circlips (DIN 472) - Spring Steel Internal Circlips are Retaining Rings which can be placed either inside of a boar, or externally in a groove on a shaft to create a removeable shoulder. Circlips prevent components from migrating out of position during operation by controlling and preventing axial motion, retaining hardware, and reducing vibrations. These are installed and removed with the aid of Circlip Plier. These Internal Circlips are made from Spring Steel. For larger quantities or items not listed, please email and one of our team will provide you with a quotation. 13mm Internal Circlips (DIN 472) - Spring Steel